GB1288888A - - Google Patents

Info

Publication number
GB1288888A
GB1288888A GB2792470A GB1288888DA GB1288888A GB 1288888 A GB1288888 A GB 1288888A GB 2792470 A GB2792470 A GB 2792470A GB 1288888D A GB1288888D A GB 1288888DA GB 1288888 A GB1288888 A GB 1288888A
Authority
GB
United Kingdom
Prior art keywords
brake
pressure
valve
brake cylinder
fluid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2792470A
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1288888A publication Critical patent/GB1288888A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
    • B60T15/24—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by three fluid pressures
    • B60T15/30—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by three fluid pressures with a quick braking action
    • B60T15/302—Railway control or brake valves with evacuation of air to a reservoir, to the atmosphere or to the brake cylinder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
    • B60T15/20—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by two fluid pressures
    • B60T15/22—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere controlled by two fluid pressures with one or more auxiliary valves, for braking, releasing, filling reservoirs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18—Safety devices; Monitoring
    • B60T17/20—Safety devices operable by passengers other than the driver, e.g. for railway vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Braking Arrangements (AREA)
  • Braking Systems And Boosters (AREA)
GB2792470A 1970-06-09 1970-06-09 Expired GB1288888A (US06265458-20010724-C00056.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2792470 1970-06-09

Publications (1)

Publication Number Publication Date
GB1288888A true GB1288888A (US06265458-20010724-C00056.png) 1972-09-13

Family

ID=10267487

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2792470A Expired GB1288888A (US06265458-20010724-C00056.png) 1970-06-09 1970-06-09

Country Status (7)

Country Link
US (1) US3731982A (US06265458-20010724-C00056.png)
JP (1) JPS5336208B1 (US06265458-20010724-C00056.png)
CA (1) CA926727A (US06265458-20010724-C00056.png)
DE (1) DE2128203C3 (US06265458-20010724-C00056.png)
FR (1) FR2094138B1 (US06265458-20010724-C00056.png)
GB (1) GB1288888A (US06265458-20010724-C00056.png)
ZA (1) ZA713305B (US06265458-20010724-C00056.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988041A (en) * 1975-10-23 1976-10-26 Westinghouse Air Brake Company Apparatus for preventing release of an emergency brake application prior to a complete stop of the train

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4045095A (en) * 1976-06-25 1977-08-30 Westinghouse Air Brake Company Emergency portion for brake control valve
USRE31386E (en) * 1976-10-13 1983-09-20 General Signal Corporation Fluid brake control system
US4453777A (en) * 1981-01-14 1984-06-12 General Signal Corporation Relay valve assembly
US4421360A (en) * 1981-01-14 1983-12-20 General Signal Corporation Relay valve assembly
ZA826335B (en) * 1981-09-11 1983-07-27 Westinghouse Brake & Signal Braking systems for railway vehicles
US6126245A (en) * 1997-12-01 2000-10-03 New York Air Brake Corporation Electropneumatic brake valve with release and running modes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1895464A (en) * 1931-03-07 1933-01-31 Westinghouse Air Brake Co Fluid pressure brake device
US3472562A (en) * 1968-01-03 1969-10-14 Westinghouse Air Brake Co Fluid pressure brake control valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988041A (en) * 1975-10-23 1976-10-26 Westinghouse Air Brake Company Apparatus for preventing release of an emergency brake application prior to a complete stop of the train

Also Published As

Publication number Publication date
FR2094138B1 (US06265458-20010724-C00056.png) 1975-07-11
ZA713305B (en) 1972-01-26
DE2128203B2 (de) 1978-09-07
DE2128203A1 (de) 1972-01-13
FR2094138A1 (US06265458-20010724-C00056.png) 1972-02-04
JPS5336208B1 (US06265458-20010724-C00056.png) 1978-10-02
US3731982A (en) 1973-05-08
DE2128203C3 (de) 1979-05-03
CA926727A (en) 1973-05-22

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Legal Events

Date Code Title Description
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
SPA Amended specification published
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees